Fuel System Rich (Bank 1) *

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Trouble Ticket Help Requests for DTC P0172

Help Request

Posted

2000 Jaguar XK8 4.0L Poor Fuel Economy, MIL Lamp onVIN: SAJJA42CXYP0172: A bank combustion too rich. ... forum, or members that have dealt with
this issue on an AJ27 equipped XJ8 or XK8, both naturally
aspirated. I have had 3 vehicles in the past year with the
P0172, P0175 codes, and the fix is proving to be elusive.
The curren...

2000 Toyota Corolla LE 1.8L HesitationVIN: 1NXBR1ZE8YP0172: Fuel System Too Rich (Bank 1). This vehicle has intemittant problem of no or lagging
acceleration, generaly under cold condition, but has
exibited it at higher coolant temps. Everything seem ok on
scans, both O2's fail on vol., but I have never experianced
a problem like this with a bad o2....

2001 Ford Expedition XLT 4.6L Poor Fuel Economy, MIL Lamp onVIN: 1FMRU16W01P0172: System Rich Bank 1. I have been racking my brain on this one. It seems to run
fine although the customer swears it runs poorly. I checked
mode 6 and it showed a 2% missfire on cyl 4, however I am
not getting any codes. The MAF and Baro values are good.
The long term fuel trims ar...

2001 Ford Expedition XLT 4.6L Poor Fuel Economy, MIL Lamp onVIN: 1FMRU16W01P0172: System Rich Bank 1. I have been racking my brain on this one. It seems to run
fine although the customer swears it runs poorly. I checked
mode 6 and it showed a 2% missfire on cyl 4, however I am
not getting any codes. The MAF and Baro values are good.
The long term fuel trims ar...

2000 Toyota RAV4 2.0L MIL Lamp onVIN: JT3HP10V37P0172: Fuel System Too Rich (Bank 1). ... other tech with The
code P0172, no leak are found got new parts, the light come
on atfer 10 min running at a idle, need some help -

2000 Jaguar XK8 4.0L Poor Fuel Economy, MIL Lamp onVIN: SAJJA42CXYP0172: A bank combustion too rich. ... forum, or members that have dealt with
this issue on an AJ27 equipped XJ8 or XK8, both naturally
aspirated. I have had 3 vehicles in the past year with the
P0172, P0175 codes, and the fix is proving to be elusive.
The curren...

2000 Toyota Corolla LE 1.8L HesitationVIN: 1NXBR1ZE8YP0172: Fuel System Too Rich (Bank 1). This vehicle has intemittant problem of no or lagging
acceleration, generaly under cold condition, but has
exibited it at higher coolant temps. Everything seem ok on
scans, both O2's fail on vol., but I have never experianced
a problem like this with a bad o2....

2001 Ford Expedition XLT 4.6L Poor Fuel Economy, MIL Lamp onVIN: 1FMRU16W01P0172: System Rich Bank 1. I have been racking my brain on this one. It seems to run
fine although the customer swears it runs poorly. I checked
mode 6 and it showed a 2% missfire on cyl 4, however I am
not getting any codes. The MAF and Baro values are good.
The long term fuel trims ar...

2001 Ford Expedition XLT 4.6L Poor Fuel Economy, MIL Lamp onVIN: 1FMRU16W01P0172: System Rich Bank 1. I have been racking my brain on this one. It seems to run
fine although the customer swears it runs poorly. I checked
mode 6 and it showed a 2% missfire on cyl 4, however I am
not getting any codes. The MAF and Baro values are good.
The long term fuel trims ar...

2000 Toyota RAV4 2.0L MIL Lamp onVIN: JT3HP10V37P0172: Fuel System Too Rich (Bank 1). ... other tech with The
code P0172, no leak are found got new parts, the light come
on atfer 10 min running at a idle, need some help -